/Engine/Source/Runtime/GeometryCore/Public/CompGeom/Delaunay2.h
Get Voronoi diagram cells as dual of the Delaunay triangulation. You must callTriangulate()before calling this.
The cells of each Voronoi site, or an empty array if the Triangulation was not yet computed
[TArray](API\Runtime\Core\Containers\TArray)< [TArray](API\Runtime\Core\Containers\TArray)< FVector2d > > GetVoronoiCells ( [TArrayView](API\Runtime\Core\Containers\TArrayView)< const FVector2d > Vertices, bool bIncludeBoundary, [FAxisAlignedBox2d](API\Runtime\GeometryCore\FAxisAlignedBox2d) ClipBounds, double ExpandBounds ) const